Question

How many molecules are there in 23 grams of NaBr?

Answer 1

Answer:

(Atomic mass of Na = 23, Br = 35) 2.34 x 1020 molecules. 102.96 molecules

Answer 2

How many NaBr molecules are contained in

25 g of NaBr?

(Atomic mass of Na = 23, Br = 35)

2.34 x 1020 molecules

102.96 molecules

0.24 molecules

2.59 x1023 molecules